feat: add domain models and repositories for user, spool presets, and filaments

- Introduced SpoolPreset and User domain models with necessary DTOs and utility functions.
- Created AuthRepository, FilamentRepository, and SpoolPresetRepository interfaces for authentication and data management.
- Implemented UI components for filament display, including ColorSwatch, FilamentCard, and StockBar.
- Developed layout components such as Header and Screen for consistent app structure.
- Added reusable UI components like Badge, Button, Card, and Input for better user interaction.
- Established global constants and theme settings for consistent styling across the application.
- Implemented utility functions for filament calculations and formatting.
- Created Zustand stores for managing authentication, filament, and preset states.
- Configured TypeScript settings for improved development experience.

mobile/src/ports/AuthRepository.ts

@@ -0,0 +1,16 @@
+import type { AuthSession, LoginInput, RegisterInput, GoogleOAuthInput } from '@domain/User';
+
+/**
+ * Contrato para o repositório de autenticação.
+ * Abstrai o transporte (REST) das operações de auth.
+ */
+export interface AuthRepository {
+  login(input: LoginInput): Promise<AuthSession>;
+  register(input: RegisterInput): Promise<AuthSession>;
+  loginWithGoogle(input: GoogleOAuthInput): Promise<AuthSession>;
+  refreshToken(refreshToken: string): Promise<Pick<AuthSession, 'accessToken' | 'refreshToken'>>;
+  logout(accessToken: string): Promise<void>;
+  forgotPassword(email: string): Promise<void>;
+  verifyEmail(token: string): Promise<void>;
+  resetPassword(token: string, newPassword: string): Promise<void>;
+}